Malware Analysis Report

2024-10-10 10:39

Sample ID 240616-la1b9a1hrp
Target 9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18
SHA256 9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18
Tags
socks5systemz botnet discovery
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18

Threat Level: Known bad

The file 9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18 was found to be: Known bad.

Malicious Activity Summary

socks5systemz botnet discovery

Socks5Systemz

Detect Socks5Systemz Payload

Loads dropped DLL

Unexpected DNS network traffic destination

Executes dropped EXE

Checks installed software on the system

Enumerates physical storage devices

Unsigned PE

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-16 09:20

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-16 09:20

Reported

2024-06-16 09:23

Platform

win10v2004-20240611-en

Max time kernel

142s

Max time network

129s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.exe"

Signatures

Detect Socks5Systemz Payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Socks5Systemz

botnet socks5systemz

Unexpected DNS network traffic destination

Description Indicator Process Target
Destination IP 91.211.247.248 N/A N/A

Checks installed software on the system

discovery

Enumerates physical storage devices

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\is-QIMT2.tmp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.tmp N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2536 wrote to memory of 3392 N/A C:\Users\Admin\AppData\Local\Temp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.exe C:\Users\Admin\AppData\Local\Temp\is-QIMT2.tmp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.tmp
PID 2536 wrote to memory of 3392 N/A C:\Users\Admin\AppData\Local\Temp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.exe C:\Users\Admin\AppData\Local\Temp\is-QIMT2.tmp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.tmp
PID 2536 wrote to memory of 3392 N/A C:\Users\Admin\AppData\Local\Temp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.exe C:\Users\Admin\AppData\Local\Temp\is-QIMT2.tmp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.tmp
PID 3392 wrote to memory of 2644 N/A C:\Users\Admin\AppData\Local\Temp\is-QIMT2.tmp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 3392 wrote to memory of 2644 N/A C:\Users\Admin\AppData\Local\Temp\is-QIMT2.tmp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 3392 wrote to memory of 2644 N/A C:\Users\Admin\AppData\Local\Temp\is-QIMT2.tmp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 3392 wrote to memory of 4396 N/A C:\Users\Admin\AppData\Local\Temp\is-QIMT2.tmp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 3392 wrote to memory of 4396 N/A C:\Users\Admin\AppData\Local\Temp\is-QIMT2.tmp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 3392 wrote to memory of 4396 N/A C:\Users\Admin\AppData\Local\Temp\is-QIMT2.tmp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe

Processes

C:\Users\Admin\AppData\Local\Temp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.exe

"C:\Users\Admin\AppData\Local\Temp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.exe"

C:\Users\Admin\AppData\Local\Temp\is-QIMT2.tmp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.tmp

"C:\Users\Admin\AppData\Local\Temp\is-QIMT2.tmp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.tmp" /SL5="$901A4,5656912,54272,C:\Users\Admin\AppData\Local\Temp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.exe"

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe

"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe" -i

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe

"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe" -s

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=1040,i,15316930299780304231,7592852768794498680,262144 --variations-seed-version --mojo-platform-channel-handle=3908 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 203.107.17.2.in-addr.arpa udp
LT 91.211.247.248:53 ccbjeqt.net udp
TR 94.156.8.80:80 ccbjeqt.net tcp
BG 194.59.31.219:2023 tcp
US 8.8.8.8:53 248.247.211.91.in-addr.arpa udp
US 8.8.8.8:53 80.8.156.94.in-addr.arpa udp
US 8.8.8.8:53 219.31.59.194.in-addr.arpa udp

Files

memory/2536-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/2536-3-0x0000000000401000-0x000000000040B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-QIMT2.tmp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.tmp

MD5 5baf97b8447c7245e308c807eba2b172
SHA1 628c759120b7595bb697c14dd265f7f4616c8e72
SHA256 ef10ffb51e1be8ba1b160ebdfee12c968b3f98f71310bdcb003dd117f4b2a124
SHA512 dc38d1a5ae1e8b6f3779aea908a55a1853ecf7b6a632f11c50d9abc48aafa60e90182eb5a280d3ba94430d2ce5f02624b4c2000bd636da34643f25c95772e47d

memory/3392-10-0x0000000000400000-0x00000000004BA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-MFRC2.tmp\_isetup\_isdecmp.dll

MD5 a813d18268affd4763dde940246dc7e5
SHA1 c7366e1fd925c17cc6068001bd38eaef5b42852f
SHA256 e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64
SHA512 b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

C:\Users\Admin\AppData\Local\Temp\is-MFRC2.tmp\_isetup\_iscrypt.dll

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe

MD5 8dc8d5058ef49299fd4d7f31ebd15dee
SHA1 59e68c482291579de510490b1baa7c4a39184561
SHA256 f62dc0d1532e9c092175d603c8f91b83a5a13c16c3a8910ffe629910ac3963b4
SHA512 5aa768aff8c6b968dc2cd5d5cb0da4b03047817747ef7c8bbe47a977368c04002b0aa2441fa12e07bb48d4f1e83db27a78ec39b4cad53cfd94b8098e363ebe8f

memory/2644-65-0x0000000000400000-0x0000000000742000-memory.dmp

memory/2644-66-0x0000000000400000-0x0000000000742000-memory.dmp

memory/2644-71-0x0000000000400000-0x0000000000742000-memory.dmp

memory/2644-70-0x0000000000400000-0x0000000000742000-memory.dmp

memory/4396-73-0x0000000000400000-0x0000000000742000-memory.dmp

memory/4396-75-0x0000000000400000-0x0000000000742000-memory.dmp

memory/2536-76-0x0000000000400000-0x0000000000414000-memory.dmp

memory/3392-77-0x0000000000400000-0x00000000004BA000-memory.dmp

memory/4396-78-0x0000000000400000-0x0000000000742000-memory.dmp

memory/4396-81-0x0000000000400000-0x0000000000742000-memory.dmp

memory/4396-82-0x0000000000400000-0x0000000000742000-memory.dmp

memory/4396-85-0x0000000000400000-0x0000000000742000-memory.dmp

memory/4396-88-0x0000000000400000-0x0000000000742000-memory.dmp

memory/4396-91-0x0000000000400000-0x0000000000742000-memory.dmp

memory/4396-96-0x0000000000400000-0x0000000000742000-memory.dmp

memory/4396-95-0x00000000008D0000-0x0000000000972000-memory.dmp

memory/4396-102-0x0000000000400000-0x0000000000742000-memory.dmp

memory/4396-105-0x0000000000400000-0x0000000000742000-memory.dmp

memory/4396-108-0x0000000000400000-0x0000000000742000-memory.dmp

memory/4396-111-0x0000000000400000-0x0000000000742000-memory.dmp

memory/4396-114-0x0000000000400000-0x0000000000742000-memory.dmp

memory/4396-117-0x0000000000400000-0x0000000000742000-memory.dmp

memory/4396-118-0x00000000008D0000-0x0000000000972000-memory.dmp

memory/4396-119-0x00000000008D0000-0x0000000000972000-memory.dmp

memory/4396-123-0x0000000000400000-0x0000000000742000-memory.dmp

memory/4396-126-0x0000000000400000-0x0000000000742000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-16 09:20

Reported

2024-06-16 09:23

Platform

win11-20240508-en

Max time kernel

146s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.exe"

Signatures

Detect Socks5Systemz Payload

Description Indicator Process Target
N/A N/A N/A N/A

Socks5Systemz

botnet socks5systemz

Unexpected DNS network traffic destination

Description Indicator Process Target
Destination IP 91.211.247.248 N/A N/A
Destination IP 91.211.247.248 N/A N/A
Destination IP 152.89.198.214 N/A N/A

Checks installed software on the system

discovery

Enumerates physical storage devices

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\is-DUFQ7.tmp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.tmp N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1884 wrote to memory of 2396 N/A C:\Users\Admin\AppData\Local\Temp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.exe C:\Users\Admin\AppData\Local\Temp\is-DUFQ7.tmp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.tmp
PID 1884 wrote to memory of 2396 N/A C:\Users\Admin\AppData\Local\Temp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.exe C:\Users\Admin\AppData\Local\Temp\is-DUFQ7.tmp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.tmp
PID 1884 wrote to memory of 2396 N/A C:\Users\Admin\AppData\Local\Temp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.exe C:\Users\Admin\AppData\Local\Temp\is-DUFQ7.tmp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.tmp
PID 2396 wrote to memory of 2036 N/A C:\Users\Admin\AppData\Local\Temp\is-DUFQ7.tmp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 2396 wrote to memory of 2036 N/A C:\Users\Admin\AppData\Local\Temp\is-DUFQ7.tmp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 2396 wrote to memory of 2036 N/A C:\Users\Admin\AppData\Local\Temp\is-DUFQ7.tmp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 2396 wrote to memory of 5032 N/A C:\Users\Admin\AppData\Local\Temp\is-DUFQ7.tmp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 2396 wrote to memory of 5032 N/A C:\Users\Admin\AppData\Local\Temp\is-DUFQ7.tmp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 2396 wrote to memory of 5032 N/A C:\Users\Admin\AppData\Local\Temp\is-DUFQ7.tmp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe

Processes

C:\Users\Admin\AppData\Local\Temp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.exe

"C:\Users\Admin\AppData\Local\Temp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.exe"

C:\Users\Admin\AppData\Local\Temp\is-DUFQ7.tmp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.tmp

"C:\Users\Admin\AppData\Local\Temp\is-DUFQ7.tmp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.tmp" /SL5="$40218,5656912,54272,C:\Users\Admin\AppData\Local\Temp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.exe"

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe

"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe" -i

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe

"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe" -s

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
LT 91.211.247.248:53 bwmuznl.com udp
US 8.8.8.8:53 248.247.211.91.in-addr.arpa udp
RU 152.89.198.214:53 bwmuznl.com udp
US 8.8.8.8:53 214.198.89.152.in-addr.arpa udp
LT 91.211.247.248:53 bwmuznl.com udp

Files

memory/1884-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/1884-2-0x0000000000401000-0x000000000040B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-DUFQ7.tmp\9dbddf7d5fe8baf2e8df83857af48184939cd82785746405ea4c882e3a274c18.tmp

MD5 5baf97b8447c7245e308c807eba2b172
SHA1 628c759120b7595bb697c14dd265f7f4616c8e72
SHA256 ef10ffb51e1be8ba1b160ebdfee12c968b3f98f71310bdcb003dd117f4b2a124
SHA512 dc38d1a5ae1e8b6f3779aea908a55a1853ecf7b6a632f11c50d9abc48aafa60e90182eb5a280d3ba94430d2ce5f02624b4c2000bd636da34643f25c95772e47d

C:\Users\Admin\AppData\Local\Temp\is-AJ81D.tmp\_isetup\_isdecmp.dll

MD5 a813d18268affd4763dde940246dc7e5
SHA1 c7366e1fd925c17cc6068001bd38eaef5b42852f
SHA256 e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64
SHA512 b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

memory/2396-18-0x0000000000400000-0x00000000004BA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-AJ81D.tmp\_isetup\_iscrypt.dll

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe

MD5 8dc8d5058ef49299fd4d7f31ebd15dee
SHA1 59e68c482291579de510490b1baa7c4a39184561
SHA256 f62dc0d1532e9c092175d603c8f91b83a5a13c16c3a8910ffe629910ac3963b4
SHA512 5aa768aff8c6b968dc2cd5d5cb0da4b03047817747ef7c8bbe47a977368c04002b0aa2441fa12e07bb48d4f1e83db27a78ec39b4cad53cfd94b8098e363ebe8f

memory/2036-65-0x0000000000400000-0x0000000000742000-memory.dmp

memory/2036-66-0x0000000000400000-0x0000000000742000-memory.dmp

memory/2036-69-0x0000000000400000-0x0000000000742000-memory.dmp

memory/2036-71-0x0000000000400000-0x0000000000742000-memory.dmp

memory/5032-74-0x0000000000400000-0x0000000000742000-memory.dmp

memory/1884-75-0x0000000000400000-0x0000000000414000-memory.dmp

memory/2396-76-0x0000000000400000-0x00000000004BA000-memory.dmp

memory/5032-77-0x0000000000400000-0x0000000000742000-memory.dmp

memory/5032-80-0x0000000000400000-0x0000000000742000-memory.dmp

memory/5032-83-0x0000000000400000-0x0000000000742000-memory.dmp

memory/5032-86-0x0000000000400000-0x0000000000742000-memory.dmp

memory/5032-89-0x0000000000400000-0x0000000000742000-memory.dmp

memory/5032-90-0x0000000000940000-0x00000000009E2000-memory.dmp

memory/5032-94-0x0000000000400000-0x0000000000742000-memory.dmp

memory/5032-99-0x0000000000400000-0x0000000000742000-memory.dmp

memory/5032-102-0x0000000000400000-0x0000000000742000-memory.dmp

memory/5032-105-0x0000000000400000-0x0000000000742000-memory.dmp

memory/5032-108-0x0000000000400000-0x0000000000742000-memory.dmp

memory/5032-111-0x0000000000400000-0x0000000000742000-memory.dmp

memory/5032-114-0x0000000000400000-0x0000000000742000-memory.dmp

memory/5032-117-0x0000000000400000-0x0000000000742000-memory.dmp

memory/5032-120-0x0000000000400000-0x0000000000742000-memory.dmp